1 Views· 22 August 2022
What is the perimeter of a single shape?
A unit circle is divided into 12 equal jigsaw pieces, as shown. What is the perimeter of a single piece?
Video by Chan Lye Lee. 521 Math #37: Congruent regions in a circle
https://www.youtube.com/watch?v=Cm07k4z7V3s
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